Question

dry up

Accepted Answer

(of a
  liquid or of a source of liquid) to cease completely to be or provide liquid:
  The river dried up in the heat. All my normal sources of news have dried up.
  Supplies of food for the refugees have dried up sooner than expected. 2 to
  make dry: The sun dried up the puddles in the road. 3 to forget what to say,
  eg in a play: He dried up in the middle of the scene.

Dried Dry Liquid Source Cease Completely Provide River